CVE-2026-99999: Docker Desktop 4.97.0 security update: CVE-2026-99999
This Docker advisory covers CVE-2026-99999 in Docker Desktop.
Key facts
- CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H· base score 9.3, scored by LinuxAttack vector: local. Attack complexity: low. Privileges required: none. User interaction: none. Scope: changed. Confidentiality impact: high. Integrity impact: high. Availability impact: high.- Weakness
- CWE-20 Improper Input Validation
- CISA SSVC
- Exploitation: none observed. Automatable: no. Technical impact: total. CISA, .
- CISA KEV
- Not listed (catalogue checked )
- Fixed in
- Docker Desktop 4.97.0
- Source published
- Listed by VulniPulse
Compiled by VulniPulse from the linked sources. How records are collected and checked.
Affected products & platforms
Description
Addressed CVE-2026-99999, a kernel vulnerability where a container could exploit bad IPv4 checksum metadata via TUN or AF_PACKET to corrupt the VM's network stack.
Affected product named by the advisory: Docker Desktop.
Text from the source record.
How to fix CVE-2026-99999
Upgrade to a fixed release named by Docker:
- Docker Desktop 4.97.0
Vendor guidance
- Update to Docker Desktop 4.97.0 or later.
CVE-2026-99999 in other vendors' advisories
- NetApp: NTAP-20261021-0001, critical severity
- Red Hat: CVE-2026-99999, high severity, fixed in kernel-0:5.14.0-687.59.1.el9_8, kernel-0:5.14.0-427.157.1.el9_4, kernel-0:4.18.0-553.178.1.el8_10 and 18 more
More Docker advisories
CVE-2026-123082Nov 10, 2026Docker Desktop before version 4.94.0 could write the signed-in user's Docker Hub accessCVE-2026-112917Nov 3, 2026In Docker Desktop for Windows with the WSL2 backend, an unprivileged Linux containerCVE-2026-114409Oct 27, 2026Docker Desktop before version 4.97.0 could write third-party API keys and OAuth accessCVE-2026-106581Oct 9, 2026Before 4.92.0, Docker Desktop for Windows did not verify the signature of a packageCVE-2026-17106Aug 18, 2026The tar extraction routines in moby/go-archiveCVE-2026-121520Nov 3, 2026In BuildKit versions
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